ARM: dts: Add node for touchscreen voltage regulator for exynos4210-trats

This patch adds device tree node for a fixed voltage regulator used for
touchscreen on Samsung Trats board.

Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
index 1d502bdd5303..5dfd231a98e9 100644
--- a/arch/arm/boot/dts/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/exynos4210-trats.dts
@@ -98,6 +98,15 @@
                 };
         };
 
+        tsp_reg: voltage-regulator {
+                compatible = "regulator-fixed";
+                regulator-name = "TSP_FIXED_VOLTAGES";
+                regulator-min-microvolt = <2800000>;
+                regulator-max-microvolt = <2800000>;
+                gpio = <&gpl0 3 0>;
+                enable-active-high;
+        };
+
         i2c@13890000 {
                 samsung,i2c-sda-delay = <100>;
                 samsung,i2c-slave-addr = <0x10>;